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Table 2 Univariate analysis for tumor recurrence

From: Recurrences in stage II rectal carcinoma after curative resection alone: from the viewpoint of angiogenesis

Variable Hazard ratio 95 % CI p value*
Age (median)    0.716
 ≤69 1.000   
 >69 0.839 0.310–2.268  
Gender    0.142
 Male 1.000   
 Female 0.426 0.152–1.190  
Type of surgery    0.010
 Low anterior resection 1.000   
 Abdominoperineal resection 3.140 0.919–10.725  
Tumor location    0.710
 Upper rectum 1.000   
 Middle rectum 1.267 0.381–4.213  
 Low rectum 1.716 0.419–7.026  
Grade of differentiation    0.936
 G1 1.000   
 G2 1.933 0.416–3.423  
 G3 1.119 0.137–9.137  
Histologic type    0.299
 Adenocarcinoma 1.000   
 Adenocarcinoma with mucinous features 0.381 0.096–1.514  
Depth of tumor invasion    0.925
 T3 1.000   
 T4a 0.919 0.316–2.673  
 T4b 0.745 0.172–3.223  
Tumor size    0.329
 ≤4 cm 1.000   
 >4 cm 0.594 0.214–1.651  
  1. 95 % CI confidence interval
  2. *log-rank test